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Young-Jin Sim (심영진)

I am a Ph.D. student in the Department of Mathematical Sciences of School of Natural Science at UNIST (Ulsan National Institute of Science and Technology).
I am a member of UNIST PDE Group.
My academic advisor is Prof. Kyudong Choi.

Contact information

Address: Room 308, Natural Sciences Building (108), 50, UNIST-gil, 44919, Ulsan, Republic of Korea
Email: yj.sim [at] unist.ac.kr

Academic Interests

Analysis of two-dimensional homogeneous incompressible Euler equations

Publications

(with K. Choi and I. -J. Jeong) On Existence of Sadovskii Vortex Patch: A Touching Pair of Symmetric Counter-Rotating Uniform Vortices. Ann. PDE 11, 18 (2025). journal, arXiv

Preprints

(with K. Choi and K. Woo) Existence and stability of Sadovskii vortices: from vortex patches to regular vorticity. arXiv
Stability of oppositely-propagating pair of Hill's spherical vortices. arXiv

Educations

Ph.D. in Mathematical Sciences (Advisor: Kyudong Choi), UNIST, Aug. 2021-present
B.S. in Mathematical Sciences (major) & Management Engineering (minor), UNIST, Mar. 2017 - Aug. 2021

Curriculum Vitae

CV__Youngjin_Sim_ (4).pdf

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